Polar M400 vs. Huawei Watch 2 vs. Amazfit Cor vs. Samsung Galaxy Watch vs. Fitbit Alta HR

 
M400
Watch 2
Cor
Galaxy Watch
Alta HR
 PolarM400Remove Buy NowHuaweiWatch 2Remove Buy NowAmazfitCorRemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$350$79.99$330$150
Release20142017201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days48 hours12 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 48080 x 160360 x 360128 x 36
Sizen/a1.38 inches1.23 inches1.2 inches or 1.3 inches1.4 inches
Touch
Typen/aP-OLEDIPS LCDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Tizen OS
Apps
MusicSpotify

All Wearables